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Patent model for painting on translucent surfaces

Patent model for painting on translucent surfaces

Description (Brief)

This patent model demonstrates an invention for a method of painting on a sheet of glass coated with linseed oil and ground silica, which gave a luminous appearance to the painting. The invention was granted patent number 5495. The inventor named the process Tachygraphic Painting. J. Bishop Hall of Philadelphia may have been the same as the John Bishop Hall of New York whose invention is also listed here.